39 AIMB-258 User Manual
Chapter 2 BIOS Operation
!Onboard Serial port 1 [3F8 / IRQ4]
This item allows user to adjust serial port 1 address and IRQ.
!Onboard Serial port 2 [2F8 / IRQ3]
This item allows user to adjust serial port 2 address and IRQ.
!Onboard Serial port 3 [3E8 / IRQ4]
This item allows user to adjust serial port 3 address and IRQ.
!Onboard Serial port 4 [2E8 / IRQ3]
This item allows user to adjust serial port 4 address and IRQ.
!Onboard Serial port 5 [4F8 / IRQ5]
This item allows user to adjust serial port 5 address and IRQ.
!Onboard Serial port 6 [4E8 / IRQ7]
This item allows user to adjust serial port 6 address and IRQ.
2.2.6 USE Device Setting!USB 1.0 Controller
Select “Enabled” if your system contains a Universal Serial Bus (USB) controller
and you have USB peripherals. The choices are "Enabled" and "Disabled".
!USB 2.0 Controller
This entry is used to disable/enable the USB 2.0 controller only. The BIOS itself
may or may not have high-speed USB support. If the BIOS has high speed USB
support built in, the support will automatically turn on when a high speed device
is attached. The choices are "Enabled" or "Disabled".
!USB Operation Mode
Set the USB 2.0 controller to Hi Speed (480 Mbps) or Full Speed (12 Mbps).
!USB Keyboard / Mouse Function
Select Enabled. if you plan to use a USB keyboard/Mouse. The choices are
"Enabled" and "Disabled".
!USB Storage Function
Select "Enabled" if you plan to use an external USB storage device to boot the
system under DOS mode. The choices are "Enabled" and "Disabled".